The MacBook Pro currently (November 19, 2012) comes with OSX 10.8.2 "Mountain Lion."
Earlier MBPs had earlier systems.
Tango does not appear to be available for Mac OS devices (ie: MacBook Air or Pro).
its not designed for OS X
Yes, it is. Any type of MacBook that comes out now is a Mac OS X. The most recent version of Mac OS X is Mac OS X Lion, coming out soon.
The operating system for the MacBook Pro is Mac OS X. The current version of Mac OS X is 10.6 which is also known as Snow Leopard. The next version will be 10.7 which is known as Lion.
MacBook Pro comes with macOS, the most advanced desktop operating system in the world. macOS is designed to take full advantage of the powerful hardware in every Mac, and to deliver the most intuitive and seamless experience possible. You can buy MacBook Pro from: Microprokey
Definitely a Mac is the right choice Source: I'm using a MacBook Pro right now
Mac OS X has built in support for most HP printers.
MacBook Pro is the best you can get
macbook pro with retina display way better
The hard drive should install and format just fine. However, if you're looking to use the pre-installed Mac OS X and software from the newer MacBook Pro on the older MacBook, it probably won't work well, if at all.
MacBook Pro!
The macbook pro!